Category: Science and Nature

  • Quantitative biodistribution of nanoparticles in plants with lanthanide complexes

    Quantitative biodistribution of nanoparticles in plants with lanthanide complexes

    Abstract The inefficient distribution of fertilizers, nutrients, and pesticides on crops is a major challenge in modern agriculture that leads to reduced productivity and environmental pollution. Nanoformulation of agrochemicals is an attractive approach to enable the selective delivery of agents into specific plant organs, their release in those tissues, and improve their efficiency. Already commercialized…

  • Nature

    Internal clocks Animal studies have shown that the ageing process varies not only between individuals but also between organs within an individual. In this week’s issue, Tony Wyss-Coray and his colleagues reveal that this ageing difference holds true for humans, too. The researchers assessed levels of human blood plasma proteins originating from 11 organs to…

  • Nature-based climate solutions: align policy with science

    The US Congress is crafting legislation for the Farm Bill, a multi-year law bolstered by Inflation Reduction Act (IRA) provisions. The IRA allocated US$15 billion for oversubscribed conservation initiatives, including $300 million for research needed for effective nature-based climate solutions. This crucial research funding is now under threat of reallocation (see go.nature.com/3rjx7uy), which would severely…

  • ABP1’s new partners

    The research history of the auxin-binding protein ABP1 is convoluted and serves as an excellent example of nonlinear scientific progress. It was a promising extracellular auxin receptor in the long ‘Antique period’, roughly between the 1970s and 1990s. The ‘Dark Ages’ started in 2005 after interest shifted owing to the discovery of TIR1 as a…

  • Can a functional ecological model reliably reveal the nature of early plant management in southwest Asia?

    arising from A. Weide et al. 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  • Dysregulated wound healing in the pathogenesis of urogynecologic mesh complications

    Dysregulated wound healing in the pathogenesis of urogynecologic mesh complications

    Abstract To test the hypothesis that dysregulated wound healing is associated with Urogynecologic mesh complications, we collected vaginal cell secretions using vaginal swabs after polypropylene mesh implantation in patients with (N = 39) and without (N = 40) complication. A customized multiplex immunoassay measured markers of inflammation (MCP-1, IGFBP-1, IL-2, IL-10, IL-17, PDGF-BB, bFGF, IL-1b, IL-6, IL-12p70, TNF-α), neuroinflammation…

  • Combat corporate greenwashing with better science

    Combat corporate greenwashing with better science

    At COP28, companies have pledged to decarbonize their operations — but not to reduce emissions from burning fossil fuels.Credit: Kevin Frayer/Getty A few days into the 28th United Nations Climate Change Conference (COP28) in Dubai, 50 oil and gas companies made a widely reported pledge to decarbonize their operations by mid-century. This is a start…

  • Female aging: when translational models don’t translate

    Female aging: when translational models don’t translate

    Abstract For many pathologies associated with aging, female patients present with higher morbidity and more frequent adverse events from treatments compared to male patients. While preclinical models are the foundation of our mechanistic understanding of age-related diseases, the most common models fail to recapitulate archetypical female aging trajectories. For example, while over 70% of the…

  • Vitamin B12 boosts cellular reprogramming

    “There is currently a lot of interest in cellular reprogramming, yet we still know very little about the mechanisms of in vivo reprogramming, its metabolic requirements and how to control it. We thought that by studying the microbiota — a community of microorganisms that is in metabolic equilibrium with its host — during in vivo…

  • Bugs as features (part 1): concepts and foundations for the compositional data analysis of the microbiome–gut–brain axis

    Bugs as features (part 1): concepts and foundations for the compositional data analysis of the microbiome–gut–brain axis

    Abstract There has been a growing acknowledgment of the involvement of the gut microbiome—the collection of microorganisms that reside in our gut—in regulating our mood and behavior. This phenomenon is referred to as the microbiome–gut–brain axis. Although our techniques to measure the presence and abundance of these microorganisms have been steadily improving, the analysis of…